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LEARN MORE ABOUT .idIn 2021, the largest age group in Northern Beaches Council area was 45 to 49 year olds. The group that changed the most since 2001 was 10 to 14 year olds, increasing by 2,817 people.
The Age Structure of Northern Beaches Council area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Northern Beaches Council area's residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture Northern Beaches Council area's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Q:
Derived from the Census question:
'What is the person's date of birth or age?'
| Age structure - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| Northern Beaches Council area - Total males (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Greater Sydney % | Number | % | Greater Sydney % | 2001 to 2021 |
| 0 to 4 | 7,237 | 5.6 | 6.2 | 7,218 | 6.7 | 7.0 | +19 |
| 5 to 9 | 8,402 | 6.5 | 6.5 | 7,011 | 6.5 | 7.1 | +1,391 |
| 10 to 14 | 9,430 | 7.3 | 6.4 | 6,613 | 6.2 | 7.0 | +2,817 |
| 15 to 19 | 8,455 | 6.6 | 5.9 | 6,398 | 6.0 | 7.1 | +2,056 |
| 20 to 24 | 7,175 | 5.6 | 6.8 | 6,832 | 6.4 | 7.2 | +342 |
| 25 to 29 | 6,548 | 5.1 | 7.6 | 8,198 | 7.6 | 7.9 | -1,650 |
| 30 to 34 | 7,483 | 5.8 | 7.9 | 8,720 | 8.1 | 8.1 | -1,237 |
| 35 to 39 | 8,021 | 6.2 | 7.9 | 8,879 | 8.3 | 8.1 | -858 |
| 40 to 44 | 8,954 | 6.9 | 7.0 | 8,310 | 7.7 | 7.7 | +644 |
| 45 to 49 | 9,969 | 7.7 | 6.6 | 7,295 | 6.8 | 6.9 | +2,673 |
| 50 to 54 | 9,403 | 7.3 | 6.1 | 7,367 | 6.9 | 6.6 | +2,036 |
| 55 to 59 | 8,672 | 6.7 | 5.8 | 6,267 | 5.8 | 5.1 | +2,405 |
| 60 to 64 | 7,372 | 5.7 | 5.2 | 4,965 | 4.6 | 3.9 | +2,406 |
| 65 to 69 | 5,966 | 4.6 | 4.3 | 3,464 | 3.2 | 3.2 | +2,501 |
| 70 to 74 | 5,548 | 4.3 | 3.8 | 3,439 | 3.2 | 2.8 | +2,109 |
| 75 to 79 | 4,427 | 3.4 | 2.7 | 3,071 | 2.9 | 2.2 | +1,356 |
| 80 to 84 | 3,129 | 2.4 | 1.8 | 1,941 | 1.8 | 1.3 | +1,188 |
| 85 and over | 2,746 | 2.1 | 1.6 | 1,373 | 1.3 | 0.8 | +1,373 |
| Total population | 128,937 | 100.0 | 100.0 | 107,366 | 100.0 | 100.0 | +21,571 |
Dominant groups
Analysis of the male five year age groups of Northern Beaches Council area in 2021 compared to Greater Sydney shows that there was a similar proportion of males in the younger age groups (under 15) and a higher proportion of males in the older age groups (65+).
Overall, 19.4% of the male population was aged between 0 and 15, and 16.9% were aged 65 years and over, compared with 19.2% and 14.1% respectively for Greater Sydney.
The major differences between the male age structure of Northern Beaches Council area and Greater Sydney were:
- A smaller percentage of males aged 25 to 29 (5.1% compared to 7.6%)
- A smaller percentage of males aged 30 to 34 (5.8% compared to 7.9%)
- A smaller percentage of males aged 35 to 39 (6.2% compared to 7.9%)
- A smaller percentage of males aged 20 to 24 (5.6% compared to 6.8%)
Emerging groups
From 2001 to 2021, Northern Beaches Council area's male population increased by 21,571 people (20.1%). This represents an average annual population change of 0.92% per year over the period.
The largest changes in male age structure in this area between 2001 and 2021 were in the age groups:
- 10 to 14 (+2,817 males)
- 45 to 49 (+2,673 males)
- 65 to 69 (+2,501 males)
- 60 to 64 (+2,406 males)
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